Challenge No. 108: Calculate the average cooperation time in months for those who are still with the company (do not have value on column leave date) as of 16/08/2024, categorized by their respective levels.
Solved using:Excel (AVERAGE, FILTER, HSTACK), Google Sheets, Power Query (Date.Month, Date.Year), Python, Python in Excel, and R.
Date.Month
Extracts the month from a date value in Power Query.
Missing Values! Part 2
Challenge No. 62: The question table presents the actual progress of 3 projects at the end of each month, but some values are missing.
Solved using:Excel (DATE, DROP, IF), Power Query (Date.Month), Python, and R.
Identify All-Season Products!
Challenge No. 14: Create a list of products sold in all the months throughout the year.
Solved using:Excel (COUNT, FILTER, LAMBDA), Power Query (Date.Month, List.Distinct, List.Transform), and R.
